Calculate the molar solubility of PbBr2 in a solution
that contains 0.65M NaBr. Assume the NaBr dissociates 100%.
PbBr2(aq)
<->Pb2+(aq) +
2Br-(aq)
Ksp = 4.6 x
10-6
.
Calculate the molar solubility of silver bromide. The Ksp of
AgBr is 7.7 x 10-13. The Kf of Ag(NH3)2+ is
1.5 x 107.
a) in water
b) in a solution of 1.0M NH3.
ANS: a) 8.8 x 10-7 M b) 3.4 x 10-3 M
Determine the molar solubility of AgI (Ksp = 8.50e-17) in 2.577
M S2O32- if the complex ion [Ag(S2O3)2]3- forms with a Kf =
2.90e13. Answers 0.09193/ 0.11637/ 0.04516/ or 0.14730